How To Fix GPSC503 - PSC calculation for PSC & and product & cannot be reversed

SAP Error Message - Details

• Message type: E = Error

• Message class: GPSC - PSC Application

• Message number: 503

• Message text: PSC calculation for PSC & and product & cannot be reversed

The PSC calculation for PSC &V1& and product &V2& cannot be reversed
for the period specified because the calculation has already been
processed for the next period (with PSC document &V3&).
First you need to reverse the PSC calculation for the next period
before you can reverse the selected period.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GPSC503 - PSC calculation for PSC & and product & cannot be reversed ?

  The SAP error message GPSC503 indicates that there is an issue with the calculation of the Product-Specific Costing (PSC) for a specific product. This error typically arises when there is an attempt to reverse a PSC calculation that cannot be reversed due to certain conditions or constraints in the system.
  Cause:
  
  Data Integrity Issues: The PSC calculation may have been altered or deleted, leading to inconsistencies in the data.
  Locked Records: The records related to the PSC calculation might be locked by another process or user, preventing the reversal.
  Incorrect Configuration: There may be configuration settings in the system that do not allow for the reversal of certain calculations.
  Dependencies: There could be dependencies on other processes or calculations that prevent the reversal of the PSC calculation.
  
  Solution:
  
  Check Data Integrity: Verify that the data related to the PSC calculation is intact and has not been altered or deleted.
  Unlock Records: Ensure that no other processes are locking the records. You may need to check with your system administrator to unlock any records if necessary.
  Review Configuration: Check the configuration settings in the system related to PSC calculations to ensure that they allow for reversals.
  Consult Documentation: Refer to SAP documentation or notes related to the GPSC503 error for specific guidance on resolving the issue.
  Use Transaction Codes: Utilize relevant transaction codes (like CK11N for cost estimates) to review and analyze the PSC calculations.
  Contact SAP Support: If the issue persists, consider reaching out to SAP support for assistance, providing them with the error message and context.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes related to costing and PSC, such as CK40N (Costing Run) and CK11N (Create Cost Estimate).
  SAP Notes: Search for SAP Notes that may address this specific error or provide patches or updates that could resolve the issue.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to diagnose and potentially resolve the GPSC503 error in your SAP system.